科学研究   常速英语

Keywords:

Our planet has seen this before. Its ice has already melted. Water levels have risen. Ocean currents have already stopped. Now, everything is coming full-circle. And we should be concer...

Keywords:

Twin siblings, twin peaks, twin cities, twin planets... Two earths, one solar system. How would that work? Where would the 2nd earth be located? Is it possible for two planets to share one orbit? ...

Keywords:

[music plays] [LEVENSON:] Science is not an instant machine for figuring things out. It takes some time. It takes overcoming natural human tendencies not to expect the world to be the...

Keywords:

If the Universe is full of stars, why doesn't it appear white? And if it did, what would it look like? This is WHAT IF, and here's what would happen if the Universe was white instead of...

Keywords:

Bursts of solar flares from the Sun's surface look spectacular, but they can pose a danger to us here on Earth. If one was to hit us hard enough, it would knock our entire planet into dar...

Keywords:

Welcome to a world of teleportation! Where you can wake up in a remote corner of the world, teleport to work in Tokyo, and end your day by catching the opera in Rome! This idea of beamin...

Keywords:

What if, someday, we decided that the usefulness of our planet had run its course, and humans needed to scour space to find somewhere new to live? But, instead of finding a potentially habitable Earth...

Keywords:

Imagine what it would be like to have miniature version of our Sun right here on Earth. Would this artificial star provide us with an infinite supply of clean energy? Would we even need all the coal a...